sadisertacio Tema: lenturi konveierebis vakuum-amZravebis ...
sadisertacio Tema: lenturi konveierebis vakuum-amZravebis ...
sadisertacio Tema: lenturi konveierebis vakuum-amZravebis ...
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Tu gaviTvaliswinebT, rom am gamosaxulebaSi erTeulovani<br />
drosTvis Q=v, maSin<br />
Δp<br />
Q =<br />
ρ<br />
2<br />
;<br />
d nax-is mniSvnelobis saangariSod saWiroa daviTvaloT grZivi<br />
arxis moculobis (v=Q)-s is realuri mniSvneloba, romlidanac `drekadi<br />
srialis~ rkalis garbenamde, siTxe uwyvet nakadad, gadadindeba<br />
dguSiseul sivrceSi amitom vsargeblobT (3.38) gamosaxulebiT<br />
( 0 , 1÷<br />
0,<br />
2)<br />
πRd<br />
Q = vSesaZlo<br />
=<br />
vcxr<br />
(4.2)<br />
v<br />
lent<br />
v SesaZlo-s miRebuli mniSvneloba warmoadgens <strong>vakuum</strong>-dolis<br />
sakontaqto zedapiris grZivi arxis moculobas, xolo (4.1) gamosaxu-<br />
lebiT naangariSevi d nax-is mniSvneloba warmoadgens wriuli amonaCar-<br />
xebis erTmaneTTan da avm-is dguSiseul sivrcesTan SemaerTebeli grZivi<br />
Rarebis siganes.<br />
eqsperimentuli monacemebis mixedviT wriuli amonaCarxebis<br />
optimaluri diametri d amonaC=3d nax; xolo amonaCarxebis centrebs Soris<br />
manZili l amonaC=2d amonaC=6d nax.<br />
amonaCarxebis raodenoba erT grZiv arxze<br />
n<br />
amonaC<br />
grZivi arxebis biji<br />
=<br />
Bl<br />
− 2d<br />
2d<br />
amonaC<br />
amonaC<br />
amonaC<br />
- 91 -<br />
B<br />
=<br />
6d<br />
l<br />
nax<br />
−1<br />
t = ( 4 ÷ 4,<br />
5)<br />
⋅ d = ( 12 ÷ 13,<br />
5)<br />
⋅ d<br />
arxebis raodenoba dolis sakontaqto zedapirze<br />
grZivi arxis farTobi<br />
( 3d<br />
)<br />
πDd<br />
πDd<br />
D<br />
n arx = =<br />
= ( 0,<br />
26 ÷ 0.<br />
23)<br />
t ( 12 ÷ 13,<br />
5)<br />
d<br />
d<br />
πd<br />
4<br />
nax<br />
Sarx =<br />
2<br />
amonaC ⋅ namonaC<br />
+ namonaC<br />
⋅ dnax<br />
⋅<br />
⎛<br />
B<br />
2<br />
nax<br />
l<br />
l<br />
Sarx = ⋅⎜<br />
1⎟<br />
⎜ 1⎟<br />
⋅ dnax<br />
⋅3<br />
4 ⎜<br />
−<br />
6d<br />
⎟<br />
+<br />
⎜<br />
−<br />
nax 6d<br />
⎟<br />
nax<br />
π<br />
⎝<br />
⎞<br />
⎠<br />
⎛<br />
⎝<br />
B<br />
⎞<br />
⎠<br />
d<br />
nax<br />
d<br />
nax<br />
amonaC<br />
da bolos wriulamonaCarxebiani grZivi arxis farTobi<br />
d<br />
nax
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